AS 2331.3.1 is a standard published by Standards Australia, which outlines the method for determining the density of plastics using the density gradient column technique. This standard is part of the AS 2331 series, which provides guidelines for testing plastics to determine their physical and mechanical properties.
The AS 2331.3.1 standard is available for purchase from Standards Australia, either in print or digital format. You can also access a preview or purchase a PDF copy of the standard from their website. as 2331.3.1 pdf
I'm assuming you're referring to the Australian Standard AS 2331.3.1, which is a part of a series of standards for methods of testing plastics. AS 2331
In conclusion, AS 2331.3.1 is an important standard for determining the density of plastics using the density gradient column technique. The standard provides a reliable method for quality control, material selection, and research and development. You can purchase a copy of the standard from Standards Australia or access equivalent standards from international organizations. You can also access a preview or purchase